Conditions for Setting the DTC
WARNING: This page is about a different car, the 2019 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
P0AFA
The Hybrid Battery Pack Voltage as measured at the A28 hybrid/EV battery contactor assembly connection is less than:
- 128.49V at less than 0°C (32°F)
- 133.62V when between 0°C (32°F) and 19°C (66°F)
- 146.42V at 20°C (68°F) or greater
OR
The Minimum Hybrid Battery Cell Group Voltage is less than:
- 1.60V at less than 0°C (32°F)
- 1.66V when between 0°C (32°F) and 19°C (66°F)
- 1.83V at 20°C (68°F) or greater
P0AFB
The Hybrid Battery Pack Voltage as measured at the A28 hybrid/EV battery contactor assembly connection is greater than 360V.
OR
The Maximum Hybrid Battery Cell Group Voltage in the hybrid battery is greater than 4.50V.